//app.js
App({
  onLaunch: function () {
    // 展示本地存储能力
    var logs = wx.getStorageSync('logs') || []
    logs.unshift(Date.now())
    wx.setStorageSync('logs', logs)

  },
  globalData: {
    openId: "",
    repliedData: [],
    unansweredData: [],
    sessionKey: "",
    phoneNumber: ""
  },
  login: function (callback) {
    var that = this;
    // 登录
    wx.login({
      success: res => {
        // 发送 res.code 到后台换取 openId, sessionKey, unionId
        var code = res.code;
        callback(code);
      }
    })
  }
})